US Bridges

Boundary RD.20.55 over Drain

Good

Reno County, Kansas · 1.2S 5.0W Pretty Prairie · Structure no. 000780735606080

Built
1995
30 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
20
2021 count
Owner
County
County Highway Agency

About this bridge

Boundary RD.20.55 over Drain is a steel stringer/multi-beam or girder carrying Boundary RD.20.55 over Drain in Reno County, Kansas. It was built in 1995, so it is 30 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, roughly 1% of them trucks, projected to reach 25 by 2046. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBoundary RD.20.55
CrossesDrain
Location1.2S 5.0W Pretty Prairie
RouteCounty Highway 0
StateKansas
Coordinates37.76194, -98.10804
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.1 US tons
Inventory rating32.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.9 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2021)
Projected traffic25 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Boundary RD.20.55 over Drain built?

It was built in 1995, making it 30 years old in 2025.

What condition is Boundary RD.20.55 over Drain in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Boundary RD.20.55 over Drain carry?

About 20 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Boundary RD.20.55 over Drain?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.9 m) and a deck 29 ft wide.

Who owns Boundary RD.20.55 over Drain?

It is owned by the County Highway Agency.